UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HmxRrR3eNKJ/ELI9V0KG6r1VGC87sxt83kavkNrQt5w=' 
WHERE 
  key_id = '7439f57d6940cd82389c16fb5fcaaad2c33f655f82b8671e3f2505a4d98741ba' 
  AND (
    token = 'HmxRrR3eNKJ/ELI9V0KG6r1VGC87sxt83kavkNrQt5w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )